20227978975

素因数分解:

$5^2\times {\mathrm{127}}^1\times {\mathrm{977}}^1\times {\mathrm{6521}}^1$

素因数の和:7635

約数の個数: 24

約数和(自身を含む): 25309951488

約数和(自身を除く): 5081972513

約数列:

[1, 5, 25, 127, 635, 977, 3175, 4885, 6521, 24425, 32605, 124079, 163025, 620395, 828167, 3101975, 4140835, 6371017, 20704175, 31855085, 159275425, 809119159, 4045595795, 20227978975]

約数ペア:

[(1, 20227978975), (5, 4045595795), (25, 809119159), (127, 159275425), (635, 31855085), (977, 20704175), (3175, 6371017), (4885, 4140835), (6521, 3101975), (24425, 828167), (32605, 620395), (124079, 163025)]